Free payroll tool
Pro-rata Salary Calculator Nigeria
Calculate partial-month salary for onboarding, exits, unpaid leave, or attendance adjustments.
Nigeria-first
Pro-rata
Policy-driven
Pro-rata Salary Calculator
Calculate partial-month salary for new hires, exits, unpaid leave, and attendance-based adjustments.
Note: This tool is arithmetic only (no PAYE/tax, no rent relief). Use the PAYE tools for take-home estimates.
Result
Enter salary and days to calculate partial-month pay.
Monthly salary
₦0.00
Daily rate
₦0.00
Pro-rata salary
₦0.00
| Method used | — |
| Period days | 0 |
| Payable days (entered) | 0 |
| Unpaid days | 0 |
| Effective payable days | 0 |
Pro-rata pay is purely arithmetic. PAYE (tax) is not applied here — use the PAYE tools for take-home calculations.
Formula
daily_rate = monthly_salary / period_dayseffective_days = max(payable_days - unpaid_days, 0)pro_rata_pay = daily_rate * effective_daysAlign the proration method with your HR/payroll policy and employment contracts for fairness and auditability.
FAQ
Should I use calendar days or working days?
Use the method defined in your company payroll policy. Consistency is key for fairness and auditability.
Can I use this for exits and new hires?
Yes. It works for onboarding mid-month, resignation, unpaid leave, and attendance-based adjustments.